/*
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You under the Apache License, Version 2.0
 * (the "License"); you may not use this file except in compliance with
 * the License.  You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package org.apache.ignite.internal.cache.query.index;

import java.util.LinkedHashMap;
import org.apache.ignite.internal.cache.query.index.sorted.IndexKeyDefinition;

/**
 * Basic interface for index description required to create or destroy index.
 */
public interface IndexDefinition {
    /**
     * @return Index name.
     */
    public IndexName idxName();

    /**
     * @return Ordered map of index field names to index key definitions.
     */
    public LinkedHashMap<String, IndexKeyDefinition> indexKeyDefinitions();
}
